<template>
  <div class="login_container">
    <div class="login_box">
      <div class="avatar_box">
        <img src="../assets/logo.png" alt="">
      </div>
      <el-form ref="loginFormref" :model="loginForm" :rules="loginRules" class="login_form">
        <el-form-item prop="username">
          <el-input v-model="loginForm.username" prefix-icon="iconfont icon-user"></el-input>
        </el-form-item>

        <el-form-item prop="password">
          <el-input v-model="loginForm.password" prefix-icon="iconfont icon-3702mima" type="password"></el-input>
        </el-form-item>

        <el-form-item class="btns">
          <el-button type="primary" @click="login">登陆</el-button>
          <el-button type="info" @click="restForm1">重置</el-button>
        </el-form-item>
      </el-form>
    </div>
  </div>
</template>

<script>
export default {
  data() {
    return {
      loginForm: {
        username: 'admin',
        password: '123456'
      },
      loginRules: {
        username: [
          {required: true, message: '请输入活动名称', trigger: 'blur'},
          {min: 3, max: 5, message: '长度在 3 到 5 个字符', trigger: 'blur'}
        ],
        password: [
          {required: true, message: '请输入活动名称', trigger: 'blur'},
          {min: 6, max: 15, message: '长度在 6 到 15 个字符', trigger: 'blur'}
        ]
      }
    }
  },
  methods: {
    restForm1() {
      this.$refs.loginFormref.resetFields()
    },
    login() {
      this.$refs.loginFormref.validate(async (valid) => {
        console.log(valid)
        if (valid) {
          const {data: resp} = await this.$http.post('login', this.loginForm)
          console.log(resp)
          if (resp.meta.status !== 200) {
            this.$message.error('登陆失败')
          } else {
            this.$message.success('登陆成功')
            window.sessionStorage.setItem('token', resp.data.token)
            await this.$router.push('/home')
          }
        } else {
          return undefined
        }
      })
    }
  }
}
</script>

<style lang="less" scoped>
.login_container {
  background-color: #2b4b6b;
  height: 100%;

  .login_box {
    width: 450px;
    height: 300px;
    background-color: #fff;
    border-radius: 3px;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translateX(-50%) translateY(-50%);

    .avatar_box {
      width: 130px;
      height: 130px;
      border: 1px solid #eee;
      border-radius: 50%;
      padding: 10px;
      box-shadow: 0 0 10px;
      position: absolute;
      left: 50%;
      transform: translate(-50%, -50%);
      background-color: #fff;

      img {
        width: 100%;
        height: 100%;
        border-radius: 50%;
        background-color: #eee;
      }
    }

  }
}

.btns {
  display: flex;
  justify-content: flex-end;
  position: absolute;
  bottom: -90px;
  left: 280px;
}

.login_form {
  display: flex;
  position: absolute;
  top: 100px;
  height: 40%;
  width: 100%;
  box-sizing: border-box;
  padding: 0 20px;
  flex-flow: column;
  justify-content: space-around;
}
</style>
